Waves and SHM Review

Two pendulums are in simple harmonic motion.  Pendulum A is longer than pendulum B.  Pendulum A has a larger mass than B.  The period of pendulum A is

• longer than pendulum B
• shorter than pendulum B
• the same as pendulum B
• not enough information

What is this called?

Which is the formula for frequency?

• 1/2 (high point - low point)

• 1 / period

• wavelength x frequency

• wavelength / period

In both the supersonic plane example and the doppler effect, people hear differently because the objects are _____.

• spinning

• disappearing

• moving past

• staying still

The amount of time for a complete cycle is called

• period

• frequency

• harmonic

• amplitude

What is the Amplitude for the Graph?

• 10 cm

• 5 cm

• 15 cm

• 25 cm

What is the period for the Wave Graph?

• 25 seconds

• 20 seconds

• 15 seconds

• 25

What is the Crest for the Wave Graph?

• 10 sec

• 15 sec

• 10 cm

• 15 cm

What is the frequency for the Wave Graph?  $f\ =\ \frac{1}{T\left(period\right)}$  

• 20 Hz

• 25 Hz

• 0.05 Hz

• 0.04 Hz

What is the correct formula for Wave Speed?

• $\frac{f}{\lambda}=V$

• $f=v\lambda$

• $v\ =\ f\lambda$

• $\lambda=\ fv$